Hook



FIG. 1 is a perspective view of a single hook showing a new design;

FIG. 2 is a top view of the single hook of FIG. 1;

FIG. 3 is a front view of the single hook of FIG. 1;

FIG. 3 is a cross-sectional view taken along line 7-7 in FIG. 3.

FIG. 4 is a side view of the single hook of FIG. 1;

FIG. 5 is a rear view of the single hook of FIG. 1; and,

FIG. 6 is a bottom view of the single hook of FIG. 1.

The components of the display shown in broken lines illustrate portions of the single hook which form no part of the claimed design. 

CLAIM The ornamental design for a hook, as shown and described. 